snd_setmixlayer
🟪 Executable on Client and Server
snd_setmixlayer 
Set named Mixgroup of named mix layer to mix vol, mute, solo.
Warning:
 
This is a cheat command and can only be used when sv_cheats  is set to 1.
🟪 Executable on Client and Server
Set named Mixgroup of named mix layer to mix vol, mute, solo.
This is a cheat command and can only be used when sv_cheats  is set to 1.